linux-kernel - [patch 2/2] lockdep: initialize lockdep debugging statistics

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Message-ID: <alpine.DEB.2.00.0903050223240.30401@chino.kir.corp.google.com>
Date:	Thu, 5 Mar 2009 02:29:06 -0800 (PST)
From:	David Rientjes <rientjes@...gle.com>
To:	Peter Zijlstra <peterz@...radead.org>
cc:	Ingo Molnar <mingo@...hat.com>, linux-kernel@...r.kernel.org
Subject: [patch 2/2] lockdep: initialize lockdep debugging statistics

The CONFIG_DEBUG_LOCKDEP statistics need to be initialized with
ATOMIC_INIT(0) since they are of type atomic_t.

Cc: Ingo Molnar <mingo@...hat.com>
Signed-off-by: David Rientjes <rientjes@...gle.com>
---
 kernel/lockdep.c |   34 +++++++++++++++++-----------------
 1 files changed, 17 insertions(+), 17 deletions(-)

diff --git a/kernel/lockdep.c b/kernel/lockdep.c
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -413,23 +413,23 @@ static struct stack_trace lockdep_init_trace = {
 /*
  * Various lockdep statistics:
  */
-atomic_t chain_lookup_hits;
-atomic_t chain_lookup_misses;
-atomic_t hardirqs_on_events;
-atomic_t hardirqs_off_events;
-atomic_t redundant_hardirqs_on;
-atomic_t redundant_hardirqs_off;
-atomic_t softirqs_on_events;
-atomic_t softirqs_off_events;
-atomic_t redundant_softirqs_on;
-atomic_t redundant_softirqs_off;
-atomic_t nr_unused_locks;
-atomic_t nr_cyclic_checks;
-atomic_t nr_cyclic_check_recursions;
-atomic_t nr_find_usage_forwards_checks;
-atomic_t nr_find_usage_forwards_recursions;
-atomic_t nr_find_usage_backwards_checks;
-atomic_t nr_find_usage_backwards_recursions;
+atomic_t chain_lookup_hits = ATOMIC_INIT(0);
+atomic_t chain_lookup_misses = ATOMIC_INIT(0);
+atomic_t hardirqs_on_events = ATOMIC_INIT(0);
+atomic_t hardirqs_off_events = ATOMIC_INIT(0);
+atomic_t redundant_hardirqs_on = ATOMIC_INIT(0);
+atomic_t redundant_hardirqs_off = ATOMIC_INIT(0);
+atomic_t softirqs_on_events = ATOMIC_INIT(0);
+atomic_t softirqs_off_events = ATOMIC_INIT(0);
+atomic_t redundant_softirqs_on = ATOMIC_INIT(0);
+atomic_t redundant_softirqs_off = ATOMIC_INIT(0);
+atomic_t nr_unused_locks = ATOMIC_INIT(0);
+atomic_t nr_cyclic_checks = ATOMIC_INIT(0);
+atomic_t nr_cyclic_check_recursions = ATOMIC_INIT(0);
+atomic_t nr_find_usage_forwards_checks = ATOMIC_INIT(0);
+atomic_t nr_find_usage_forwards_recursions = ATOMIC_INIT(0);
+atomic_t nr_find_usage_backwards_checks = ATOMIC_INIT(0);
+atomic_t nr_find_usage_backwards_recursions = ATOMIC_INIT(0);
 #endif
 
 /*
--
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